(0 16 15)(1 18 3)(2 7 5)(4 19 17)(6 10 8)(9 13 11)(12 20 14)
ALLOWS (11/8)-SEQUENCE
1: (3 6 18)

(0 16 15)(1 18 10 8 6)(2 7 5)(3)(4 19 17)(9 13 11)(12 20 14)
2: (4 19 17)

(0 16 15)(1 18 10 8 6)(2 7 5)(3)(4)(9 13 11)(12 20 14)(17)(19)
3: (2 7 5)

(0 16 15)(1 18 10 8 6)(2)(3)(4)(5)(7)(9 13 11)(12 20 14)(17)(19)
4: (1 8 6)

(0 16 15)(1)(2)(3)(4)(5)(6)(7)(8 18 10)(9 13 11)(12 20 14)(17)(19)